package cn.smbms.service;

import cn.smbms.beans.Bill;

import java.util.List;

public interface BillService {
    // 查
    public List<Bill> getBillList(Bill bill);

    //  增
    public  void AddBill(Bill bill);
    //  删
    public  void  deleteBill(Bill bill);

    // 改
    public  void updateBill(Bill bill);
}
